<!DOCTYPE html>
<html>
<head>
    <meta charset="UTF-8">
    <title>小薇学院任务十-flex布局</title>
    <link rel="stylesheet" href="style.css">
</head>
<body>
    <ul class="flex-container">
        <li class="flex-item"></li>
        <li class="flex-item"></li>
        <li class="flex-item"></li>
        <li class="flex-item"></li>
    </ul>
</body>
</html>